| article html file updated | 7 February 2020 12:32 CET | Update | https://www.mdpi.com/2073-4344/6/8/113 |
| article html file updated | 5 May 2019 08:36 CEST | Update | - |
| article html file updated | 27 March 2019 11:51 CET | Update | - |
| article html file updated | 25 August 2016 11:42 CEST | Update | - |
| article html file updated | 29 July 2016 11:21 CEST | Original file | - |
| article xml uploaded. | 29 July 2016 11:19 CEST | Update | https://www.mdpi.com/2073-4344/6/8/113/xml |
| article pdf uploaded. | 29 July 2016 11:19 CEST | Version of Record | https://www.mdpi.com/2073-4344/6/8/113/pdf |
